- Create concern to reuse the logic of detection of non-existent
translations in Controllers.
- Add detect_remote_translation method:
* This method will be called from controllers to recover resources
without translation.
* Receive arrays of resources.
* Return an array with hashes of remote_translations values for
every resources that have not translations.
* This array will be the param that will be sent from view to
RemoteTranslationController for create remote translations instances.
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